Seemingly a multi-purpose amplifier with 3
inputs sharing 2 volume controls and common bass and treble pots. Early models
have 1 x EF86, 1 x GZ80 rectifier and 2 x ECL82 valves : later ones have the
GZ80 socket blanked off and are diode rectified. Speaker is an 8" Grampian
Reproducers branded alnico-magnet model.
